Table 4-7. Longshore transport rates from U.S. coasts. 



1 



Location 



Predominant 



Direction of 



Transport 



Longshore 

 Transport 

 (cu m/yr) 



Date of 

 Record 



Reference 



Atlantic Coast 



Suffolk County, N.Y. 

 Sandy Hook, N.J. 

 Sandy Hook, N.J. 

 Asbury Park, N.J, 

 Shark River, N.J. 

 Manasquan, N.J. 

 Barnegat Inlet, N.J. 

 Absecon Inlet, N.J. 

 Ocean City, N.J. 

 Cold Spring Inlet, N.J. 

 Ocean City, Md. 

 Atlantic Beach, N.C. 

 Hillsboro Inlet, Fla. 

 Palm Beach, Fla. 



153,000 

 377,000 

 333,000 

 153,000 

 229,000 

 275,000 

 191,000 

 306,000 

 306,000 

 153,000 

 115,000 

 22,500 

 57,000 

 115,000 



to 

 175,000 



Gulf of Mexico 



Pinellas County, Fla. 

 Perdido Pass, Ala. 



38,000 

 153,000 



1922-50 

 1934-53 



U.S. Congress 

 Mobile District 



(1954a) 

 (1954) 



Pacific Coast 



Santa Barbara, Calif. 

 Oxnard Plain Shore, Calif. 

 Port Hueneme, Calif. 

 Santa Monica, Calif. 

 El Segundo, Calif. 

 Redondo Beach, Calif. 

 Anaheim Bay, Calif. 

 Camp Pendleton, Calif. 



214,000 

 765,000 

 382,000 

 206,000 

 124,000 



23,000 

 115,000 



76,000 



1932-51 

 1938-48 



1936-40 

 1936-40 



1937-48 

 1950-52 



Johnson 

 U.S. Congress 

 U.S. Congress 

 U.S. Army 

 U.S. Army 

 U.S. Army 

 U.S. Congress 



(1953) 



(1953c) 



(1954b) 



(1948b) 



(1948b) 



(1948b) 



(1954c) 



Los Angeles District (1953) 



Great Lakes 



Milwaukee County, Wis. 

 Racine County, Wis. 

 Kenosha, Wis. 



ill. State Line to Waukegan 

 Waukegan to Evanston, 111. 

 South of Evanston, 111. 



6,000 

 31,000 

 11,000 

 69,000 

 44,000 

 31,000 



1894-1912 



1912-49 



1872-1909 



U.S. Congress 



U.S. Congress 



U.S. Army 



U.S. Congress 



U.S. Congress 



U.S. Congress 



(1946) 



(1953d) 



(1953b) 



(1953e) 



(1953e) 



(1953e) 



Uauall 



Waikikl Beach 



8,000 



U.S Congress 



(1953f) 



(from Wiegel, 1964; Johnson, 1957) 



1 Method of measurement is by accretion except for Absecon Inlet and Ocean City, New Jersey, and Anaheim 

 Bay, California, vAiich were measured by erosion, and Waikikl Beach, Hawaii, which was measured' according to 

 suspended load samples. 



2 Transport rates are estimated net transport rates, Q . In some cases, these approximate the gross 

 transport rates, Q^« 



4-91 



